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Stories related to: ozone

Study Shows "Cool Roofs" Could Increase Air Pollution

August 7, 2017 | Amy Quinton

"Cool roofs" that reduce temperatures and energy costs could also slightly increase ozone and smog, according to a new study.

Environment

Study Shows California Can Expect More Unhealthy Ozone Days

April 21, 2016 | Amy Quinton

A new study shows that by 2050, California could experience an additional nine days when ozone levels are unhealthy for humans.

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Environment

Top California Air Official Backs New EPA Ozone Limit

October 2, 2015 | Ben Bradford

One of California's top air quality regulators endorses a new federal smog standard, which has angered environmental groups.

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Environment

Background Ozone Problem For Northern California And Nevada

September 29, 2015 | Amy Quinton

"Background" ozone pollution levels in Northern California and Nevada could approach the limit of a proposed new federal air quality standard.

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Environment

Wildfire Smoke, Heat Creates Unhealthy Air In San Joaquin

September 10, 2015 | Ed Joyce

Air quality 'unhealthful for sensitive groups' in the San Joaquin Valley due to ozone, wildfire smoke and dust.

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Environment

Back To School Brings 'No Idle' Plea In Central Valley

August 18, 2015 | Ed Joyce

Central Valley air quality managers have requested parents to shut off their vehicle engines when picking kids up after school. It's part of a move to reduce ozone pollution.

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Environment

San Joaquin Valley Hits Air Quality Milestone

August 5, 2015 | Ed Joyce

The San Joaquin Valley enjoyed three weeks of healthy air in July for the first time in 20 years.

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Environment

Sacramento Valley Ozone Levels 'Unhealthy For Sensitive Groups'

July 29, 2015 | Ed Joyce

Ozone levels have reached 'unhealthy' levels in Sacramento and surrounding counties due to triple digit heat and lack of wind.

Environment

California Cities Rank High On ‘Unhealthy Air’ Report

April 29, 2015 | Ed Joyce

The American Lung Association's annual air quality report said many California cities have some of the worst air pollution in the country.

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Environment

More Areas In California Would Likely Exceed Smog Standards Under Proposal

February 2, 2015 | Amy Quinton

More rural, mountainous, and less-populated areas of California would likely exceed federal limits on smog-forming pollution under a proposal by the US Environmental Protection Agency.

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